Abstract: Cosmetic compositions containing water having a mineralization of at least 400 mg/l and an active agent having an irritant side effect exhibit a reduced irritant effect; the water is especially a thermal spring water and/or mineral water and the active agent is especially a keratolytic agent of the salicylic acid derivative type.

Abstract: The invention relates to a cosmetic or dermatological composition with controlled release of active principle containing at least photoconvertible carotenoid, capable of being converted to retinol and retinoic acid or its isomers, of following formula (I): ##STR1## in which the R.sub.1 and R.sub.2 substituents denote one of the following groups: ##STR2## at least one of the R.sub.1 and R.sub.2 substituents denoting a .beta.-ionone group of formula (II), the R.sub.3 and R.sub.4 substituents denoting hydrogen, a hydroxyl, carboxyl or C.sub.1 -C.sub.4 alkoxy group or forming, with the carbon atom of the ring, a carbonyl group, in a cosmetically or dermatologically acceptable medium.

Abstract: Cosmetic compositions containing water having a mineralization of at least 400 mg/l and an active agent having an irritant side effect exhibit a reduced irritant effect; the water is especially a thermal spring water and/or mineral water and the active agent is especially a keratolytic agent of the salicylic acid derivative type.

Abstract: A cosmetic or dermatological composition for use in the treatment of ageing of the skin is provided which contains vinegar as the active anti-ageing agent in a cosmetically or dermatologically acceptable carrier, along with a method for the treatment of ageing, exemplified by wrinkles and/or lines and/or blemishes, using the composition.

Abstract: A cosmetic composition based on an oil-in-water emulsion containing an oil phase, a water phase, an emulsifying agent, and a mineral phase which contains, for instance, a clay, is disclosed.

Abstract: A mixture of vegetable oils is disclosed which is stable to oxidation, contains at least 5% of jojoba oil, the remainder consisting essentially of at least one other vegetable oil which is hazelnut oil, mango oil, coffee bean wax, karite butter, soya oil, palm oil or maize germ oil.

Abstract: Emulsions of the water-in-oil type having a water phase, an oil phase and an emulsifying agent consisting of a metal or alkaline-earth metal lanolinyl lactylate. The emulsions may also be in the form of cosmetic compositions, including other cosmetic additives, or may be used as pharmaceutical excipients.

Abstract: Essential fatty acids are rendered oxidationstable by mixture with jojoba oil to form a solution.

Abstract: A process for reinforcing fragile or brittle nails comprises applying to the nail surface a composition containing a cationic polymer.

Abstract: A stable oil-in-water emulsion for use in cosmetic or pharmaceutical compositions includes as the emulsifying system therefor a combination of (i) a mixture of (1) mono- or di-alkyl carboxylates of .alpha.-methyl glucoside, or a mixture thereof and (2) mono- or di-alkyl carboxylates of .alpha.-methyl glucoside polyoxyethylenated with 10-30 moles of ethylene oxide, or a mixture thereof, the said alkyl moiety of each being linear or branched and having from 11-21 carbon atoms, (ii) lecithin, (iii) egg yolk oil, and (iv) a polyacrylic type polymer.

Abstract: Cosmetic composition for hardening nails is formed from trimethylolmelamine or tris-(hydroxy-methylamino)-2, 4, 6 s triazine; at least one non-cationic cosmetic resin and/or at least one cationic resin; a plasticizer and an acid.

Abstract: Stable emulsions are provided which can be either in the form of "water-in-oil" or "oil-in-water" emulsions and are obtained using a mixture of lanolin acid and at least one natural basic .alpha.-amino acid, the proportions in the mixture determining the form of the emulsion.

Abstract: A cosmetic oil comprises a mixture of at least jojoba oil, turnsole oil and a non-saponifiable fraction.

Abstract: The invention provides compositions which have a slimming and anti-cellulitis action when applied to the body, topically with massage or using trans-cutaneous electrophoresis. The compositions contain, in combination, a thioether and a xanthine derivative.

Abstract: A cosmetic composition for removing eye makeup includes a mono- or di-alkyl or a mono- or di-alkenyl carboxylate of an .alpha.-methyl polyethoxylated glucoside in aqueous solution.

Abstract: New surface active agents for use in eye make-up remover compositions, which are not irritating and do not provoke stinging on contact with the ocular mucous, are disclosed.

Abstract: A gel comprises an aqueous solution of a vinyl ether-maleic anhydride copolymer and at least one amino acid having a basic character present in an amount effective to impart to said solution a pH ranging between 3 and 9. The gel is employed as a carrier in cosmetic compositions.